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Where do I find the line number in the Xcode editor?

In Xcode 3, the line number of the current cursor location was displayed. I don't see this in Xcode 4. Is there a setting that will turn it on? Or a keypress that will give it to me? ...
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How to pass parameters correctly?

I am a C++ beginner but not a programming beginner. I'm trying to learn C++(c++11) and it's kinda unclear for me the most important thing: passing parameters. ...
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How to find the array index with a value?

... You can use indexOf: var imageList = [100,200,300,400,500]; var index = imageList.indexOf(200); // 1 You will get -1 if it cannot find a value in the array. s...
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Best practices for catching and re-throwing .NET exceptions

What are the best practices to consider when catching exceptions and re-throwing them? I want to make sure that the Exception object's InnerException and stack trace are preserved. Is there a difference between the following code blocks in the way they handle this? ...
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Signing a Windows EXE file

I have an EXE file that I should like to sign so that Windows will not warn the end user about an application from an "unknown publisher". I am not a Windows developer. The application in question is a screensaver generated from an application that generates screensaver applications. As such I hav...
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JavaScript isset() equivalent

In PHP you can do if(isset($array['foo'])) { ... } . In JavaScript you often use if(array.foo) { ... } to do the same, but this is not exactly the same statement. The condition will also evaluate to false if array.foo does exists but is false or 0 (and probably other values as well). ...
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window.location.reload with clear cache [duplicate]

I want to reload a page using JavaScript but I want to clear cache too, so on page refresh the page has latest versions of everything from server. Other browsers except IE are not getting latest content. ...
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WCF Error - Could not find default endpoint element that references contract 'UserService.UserServic

... I had a run in with the same problem. My application was also a Silverlight application and the service was being called from a class library with a custom UserControl that was being used in it. The solution is simple. Copy the endpo...
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Get list of data-* attributes using javascript / jQuery

... Actually, if you're working with jQuery, as of version 1.4.3 1.4.4 (because of the bug as mentioned in the comments below), data-* attributes are supported through .data(): As of jQuery 1.4.3 HTML 5 data- attributes will be automatically pu...
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How do I prevent 'git diff' from using a pager?

Is there a command line switch to pass to git diff and other commands that use the less pager by default? 17 Answers ...